News & Articles

Oct
07

How To Test SSLv2 DROWN Attack Vulnerability Using Python Script (And Solution to Fix the DROWN Attack on Apache and NginX)

Tweet DROWN stands for Decrypting RSA with Obsolete and Weakened eNcryption. This is from Vulnerability Note VU#583776: Network traffic encrypted using RSA-based SSL certificates over SSLv2 may be decrypted by the DROWN attack. This is also referred as CVE-2016-0800. To fix the problem, you should simply disable support for SSLv2 on servers that are using […]

By admin | linux tutorials
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Oct
07

How to Create Your First iPhone App with an Example

Tweet Apple iOS apps are written in Objective C language. Objective C is an extension of C Programming Language and it’s an Object Oriented Language. For creating an iPhone app you need two things: 1) Apple’s Mac Laptop or Desktop 2) Xcode for IDE. If you are a newbie to iPhone app development, this tutorial […]

By admin | linux tutorials
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Oct
07

How to Force Check Root Filesystem using fsck During Reboot

Tweet Performing fsck on non-root filesystem is fairly straight forward. But, for root filesytem, you cannot perform fsck when it is mounted. This quick tutorial explains how to force filesytem check for a root filesystem. Root Filesystem In this example, /dev/sda1 partition is the root filesystem that is mounted as / # df -h Filesystem […]

By admin | linux tutorials
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Oct
07

How to Enable Wi-Fi (NFC) on Nikon DSLR Camera

Tweet If you are using one of the newer Nikon DSLR camera, you can enable Wi-Fi directly on the camera. There are few advantages to enable Wi-Fi on your DSLR. You can use your phone as a remote control to take picture. This will help you to make sure nobody is left out in your […]

By admin | linux tutorials
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Oct
07

How to Install and Setup Chef Workstation on Linux

Tweet Chef is an IT infrastructure automation software, which can be used to manage all your servers and network equipments in your organization. You need a chef workstation when you want to interact with the chef server, or any physical nodes (servers, network equipments, etc) in your infrastructure. On a chef workstation, using several chef […]

By admin | linux tutorials
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Oct
07

How to Create and Launch LXC Linux Containers with LXC Commands

Tweet LXC Containers are a very quick way to create a psuedo virtual environment. In the previous LXC article, we explained how to install and configure LXC linux containers. In this tutorial, we’ll explain how to create a new Linux container, start the container, and login to the LXC virtual console to use the new […]

By admin | linux tutorials
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Oct
07

15 Oracle Exp Command Examples to Export Database Objects

Tweet Even if you are a sysadmin or developer, when you have Oracle running in your environment, you might encounter a situation where you have to do some basic DBA tasks. One such task is to export data from an Oracle database. Using Oracle’s exp utility, it is very easy to dump data from database. […]

By admin | linux tutorials
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Oct
07

Introduction to C++11 and C++14 with Example Code Snippet

Tweet Whether you’ve been using C++ for a while, or a newbie to programming, you still have to understand the basic details about C++11. C++ programming language is based on C programming, which has been connected to UNIX from it’s beginning. Creator of C is Dennis Richie. C++ has added many object oriented features on […]

By admin | linux tutorials
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